::-webkit-scrollbar {
  display: none; /* Chrome Safari */
}
.pdt30{
  padding-top: 30px;
}
.pdt28{
  padding-top: 28px;
}
.ml15{
  margin-left: 15px;
}
.h12{
  height: 12px;
}
.w12{
  width: 12px;
}
.fs16{
  font-size: 16px;
}
.clo999{
  color: #999;
}
.fs18{
  font-size: 18px;
}
.tac{
  text-align: center;
}
.flx1{
  flex: 1;
}